Warning: Permanently added '10.128.1.99' (ED25519) to the list of known hosts. executing program [ 35.233247][ T6013] syz-executor881[6013]: memfd_create() called without MFD_EXEC or MFD_NOEXEC_SEAL set [ 35.275241][ T6013] loop0: detected capacity change from 0 to 8192 [ 35.280249][ T6013] REISERFS warning: read_super_block: reiserfs filesystem is deprecated and scheduled to be removed from the kernel in 2025 [ 35.283668][ T6013] REISERFS (device loop0): found reiserfs format "3.5" with non-standard journal [ 35.286157][ T6013] REISERFS (device loop0): using ordered data mode [ 35.287841][ T6013] reiserfs: using flush barriers [ 35.290042][ T6013] REISERFS (device loop0): journal params: device loop0, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 35.294391][ T6013] REISERFS (device loop0): checking transaction log (loop0) [ 35.298605][ T6013] REISERFS (device loop0): Using r5 hash to sort names [ 35.302363][ T6013] reiserfs: enabling write barrier flush mode [ 35.308454][ T6013] REISERFS (device loop0): Created .reiserfs_priv - reserved for xattr storage. [ 35.315380][ T6013] ================================================================================ [ 35.317831][ T6013] UBSAN: array-index-out-of-bounds in fs/reiserfs/journal.c:4168:5 [ 35.320174][ T6013] index 1 is out of range for type '__le32[1]' (aka 'unsigned int[1]') [ 35.322321][ T6013] CPU: 1 PID: 6013 Comm: syz-executor881 Not tainted 6.6.0-rc3-syzkaller-g2e530aeb342b #0 [ 35.324895][ T6013] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023 [ 35.327490][ T6013] Call trace: [ 35.328318][ T6013] dump_backtrace+0x1b8/0x1e4 [ 35.329567][ T6013] show_stack+0x2c/0x44 [ 35.330638][ T6013] dump_stack_lvl+0xd0/0x124 [ 35.331804][ T6013] dump_stack+0x1c/0x28 [ 35.332853][ T6013] __ubsan_handle_out_of_bounds+0xfc/0x148 [ 35.334456][ T6013] do_journal_end+0x1e64/0x3d0c [ 35.335718][ T6013] journal_end_sync+0x164/0x1d0 [ 35.336969][ T6013] reiserfs_sync_fs+0xd4/0x150 [ 35.338165][ T6013] sync_filesystem+0xe8/0x218 [ 35.339371][ T6013] generic_shutdown_super+0x70/0x2b8 [ 35.340668][ T6013] kill_block_super+0x40/0x74 [ 35.341927][ T6013] reiserfs_kill_sb+0x134/0x14c [ 35.343191][ T6013] deactivate_locked_super+0xac/0x12c [ 35.344592][ T6013] deactivate_super+0xe0/0x100 [ 35.345794][ T6013] cleanup_mnt+0x34c/0x3dc [ 35.346975][ T6013] __cleanup_mnt+0x20/0x30 [ 35.348186][ T6013] task_work_run+0x230/0x2e0 [ 35.349424][ T6013] do_exit+0x63c/0x1f58 [ 35.350484][ T6013] do_group_exit+0x194/0x22c [ 35.351639][ T6013] __wake_up_parent+0x0/0x60 [ 35.352845][ T6013] invoke_syscall+0x98/0x2b8 [ 35.354006][ T6013] el0_svc_common+0x130/0x23c [ 35.355222][ T6013] do_el0_svc+0x48/0x58 [ 35.356253][ T6013] el0_svc+0x58/0x16c [ 35.357304][ T6013] el0t_64_sync_handler+0x84/0xfc [ 35.358620][ T6013] el0t_64_sync+0x190/0x194 [ 35.359891][ T6013] ================================================================================